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Question About BRK electronic Smoke Alarm 9120B
I have model 9120B smoke alarm installed. It keep...

I have model 9120B smoke alarm installed. It keeps chirping. It has power to it . if there is a battery how do you replace the battery?

Asked by Tony Bennett on 05/08/2012 2  Answers

ManualsOnline posted an answer 12 years, 6 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

colin posted an answer 11 years, 5 months ago

0 for the 9120b and even the 4120sb, you open this swivel - out door and that's where you find the battery
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